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1985 Ford F-150 XL 5.0L Poor Idle Quality, Hesitation, Surge, Stall
Posted to Ford Driveability on 9/13/2007 12 Replies

did a eec test,cam up with code 41, tested fuel pressure, cleand iac, and tried test iac, still did the same, checked tps [...] iat, replace fuel pump + relay, changed ect sensor. checked for vacumme leaks. checked ign wiring.

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Message Closed w/FIX

car Vehicle Data

1985 Ford F-150 XL

VIN 2FTEF15N8F
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / mult port
Emissionsnone
SymptomsPoor Idle Quality, Hesitation, Surge, Stall
OccursAlways, Under Load, Idle
Misc.Reg Cap Long Box, 4X2

Trouble Codes

41system lean
Message Closed w/FIX

car Vehicle Data

1985 Ford F-150 XL

VIN 2FTEF15N8F
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / mult port
Emissionsnone
SymptomsPoor Idle Quality, Hesitation, Surge, Stall
OccursAlways, Under Load, Idle
Misc.Reg Cap Long Box, 4X2

Trouble Codes

41system lean